.container .carousel{
    width: 100%;
    overflow: hidden;
    height: 204px;
    position: relative;
}
.container .carousel .tu{
    width: 400%;
    position: absolute;
}
.container .carousel .tu li {
    float: left;
}
.container .carousel .arrow{
    width: 100%;
    position: absolute;
    height: 60px;
    top: 50%;
    margin-top: -30px;
    color: #ebebeb;
}
.carousel .arrow .arrow-left,
.carousel .arrow .arrow-right{
    position: absolute;
    width: 30px;
    text-align: center;
    height: 60px;
    line-height: 60px;
    font-size: 24px;
    background-color: rgba(255,255,255,.4);
}
.carousel .arrow .arrow-left{
    left: 0;
}
.carousel .arrow .arrow-right{
    right: 0;
}
/*小点*/
.container .carousel .dot{
    position: absolute;
    bottom: 10px;
    left: 50%;
    margin-left: -45px;
    /*width: 80px;*/
    height: 22px;
}
.container .carousel .dot li{
    background-color: rgba(255,255,255,.8);
    width:22px;
    height:22px;
    float: left;
    line-height: 22px;
    text-align: center;
    border-radius: 50%;
    margin: 0 5px;
}.container .carousel .dot .active{
     background-color: rgba(255, 61, 31, 0.8);
 }
